Apache is a free and open-source cross-platform web server software.
Ezoic is a website optimisation platform for digital publishers and website owners powered by machine learning.
GetYourGuide is a Berlin-based online travel agency and online marketplace for tour guides and excursions.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PHP is a general-purpose scripting language used for web development.
TYPO3 is a free and open-source Web content management system written in PHP.